Home / 1,358,521.20-2,037,656.84-459,860.24

Finding the Fourth Proportional to 1,358,521.20, 2,037,656.84 and 459,860.24

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Solution

The fourth proportional to 1,358,521.20, 2,037,656.84 and 459,860.24 is: 689,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,521.20 : 2,037,656.84 = 459,860.24 : x
  2. Step 2: Convert to fraction form
    1,358,521.20/2,037,656.84 = 459,860.24/x
  3. Step 3: Cross multiply
    1,358,521.20x = 2,037,656.84 × 459,860.24
  4. Step 4: Simplify right side
    1,358,521.20x = 937,037,363,480.04
  5. Step 5: Solve for x
    x = 937,037,363,480.04/1,358,521.20
  6. Step 6: Final answer
    x = 689,748.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.